How to Calculate 15 out of 24 as a Percentage
Divide the numerator by the denominator, then multiply by 100. The result is the percentage score.
Step by step: 15 divided by 24 equals 0.625 as a decimal. Multiply that by 100 and you get 62.5%. On the standard US plus/minus grading scale, 62.5% is a D- grade, equal to 0.7 GPA on the 4.0 scale.
What 62.5% Means as a D- Grade
Marginal pass. A 0.7 GPA is the lowest passing letter grade on the plus/minus scale. Some institutions require above 60% to pass; verify your school's exact policy.
At most US colleges and high schools, the minimum passing score is 60%. A score of 62.5% clears that threshold, so 15 out of 24 is a passing grade. Always verify with your institution, as some programs require a C or higher (70%) for courses that count toward major requirements.
Nearby Grade Percentages
The five fractions below have the closest percentage values to 15/24. Each links to its own grade breakdown.
| Fraction | Percentage | Letter grade | GPA (4.0) |
|---|---|---|---|
| 5 out of 8 | 62.5% | D- | 0.7 |
| 10 out of 16 | 62.5% | D- | 0.7 |
| 20 out of 32 | 62.5% | D- | 0.7 |
| 25 out of 40 | 62.5% | D- | 0.7 |
| 50 out of 80 | 62.5% | D- | 0.7 |
Use the grade percentage reference for the complete letter-grade scale, percentage ranges, GPA values, and conversion formula. To convert any score directly, try the test grade calculator.